<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../lib/vue.js"></script>
</head>
<body>
<div id="app">
    <div @click="test($event)">
        <button>按钮</button>
    </div>
</div>
<script>
    var vm = new Vue({
        el: "#app",
        methods:{
            test(e){
                console.log(e.target);
                console.log(e.currentTarget);
                setTimeout(function () {
                    console.log(e.target);
                    console.log(e.currentTarget);
                    console.log(e);
                },1000);
            }
        }
    })
</script>
</body>
</html>